LUMINTURS 3W LED Lamp Clamp Clip ON/OFF Switch Office Study Room Bedroom Reading Book Light Gooseneck Flexible Pipe Black Pure White Input Voltage: AC 85V-265V; Watts: 3W Lumens:150 lumens Come with US standard plug Length of the flexible pipe: 40cm / 15.75", Clamp open up to 3.5CM, The wire is about 110cm / 4' Heavy duty clamp for clipping on desks, beds, bedside, table, laptop or anywhere you need task lighting